SELECT*FROM0_reflinesWHEREtrans_type='+25,25) or sleep(1)#'ANDCHAR_LENGTH(`prefix`)ANDLEFT('20170042222222222222222222220170042222222222222221222222221\',CHAR_LENGTH(`prefix`))=`prefix`UNIONSELECT*FROM0_reflinesWHEREtrans_type='+25,25) and sleep(1)#'AND`prefix`=''